Reflexes Training

It is an application to train reflexes, a dynamic vision.

「すぐ表示」will show you of the following when you tap the point.
「はやい」 will show typical between 0.3 seconds to 0.75 seconds.
「ふつう」 will show typical between 0.75 seconds to 1.25 seconds.
「おそい」 will show typical between 1.25 seconds to 2 seconds.

So you can in 30 seconds, use to kill time and time vacant.

Try trained reflexes, the motion seen in this app doubles as a finger movement.